ALuminum sliding door, circa 1987

A quick learner from Snohomish Washington says:
Housing is approximately 2 & 1/4 long by 1 & 1/4 high & 3/4" wide
Thumbnail of the uploaded file named IMG_7693.jpg
Thumbnail of the uploaded file named IMG_7694.jpg
Thumbnail of the uploaded file named IMG_7695.jpg
Profile picture of Lauren
Lauren from SWISCO responded:

Hello, thank you for posting,

Please start by reviewing the style and dimensions of the 81-144 roller assembly to see how it compares to your original. 

Alternate image for 81-144
Alternate image for 81-144
How to identify patio door rollers
How to identify patio door rollers
VIDEO
WATCH >
How to Replace a Patio Sliding Glass Door Roller [1080p]
How to Replace a Patio Sliding Glass Door Roller [1080p]
VIDEO
WATCH >
How to maintain a sliding glass door
How to maintain a sliding glass door
GUIDE
READ >
How to replace a sliding glass door roller
How to replace a sliding glass door roller
GUIDE
READ >
Identifying the right replacement roller for your sliding glass door
Identifying the right replacement roller for your sliding glass door
GUIDE
READ >
Reply to Thread
Use this form to ask a follow-up question or to share your experience regarding this subject.
(your email address will be kept private and is only used to inform you when a response has been made)
Current wait time is 3-4 business days
We promise that one of our experts will personally get back to you as soon as they are able. Thank you very much for your patience and understanding. If your inquiry is time-sensitive, please feel free to reach us at (888) 991-1929 or at help@swisco.com.